| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
Zn + HCOOH = C2H2O4Zn + H2 =>
Zn + 2 HCOOH = C2H2O4Zn + H2
MnCl3 + S = Mn2S3 + Cl2 =>
2 MnCl3 + 3 S = Mn2S3 + 3 Cl2
Na2S + CH3CH2Br = (CH3CH2)2S + NaBr =>
Na2S + 2 CH3CH2Br = (CH3CH2)2S + 2 NaBr
C + SiO2 = CO + Si =>
2 C + SiO2 = 2 CO + Si
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
HSO4 + OH = SO4 + H2O =>
HSO4 + OH = SO4 + H2O
CH3CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2CHO + Cr3{+} + H2O2 =>
13 CH3CH2CH2OH + 6 Cr2O7{2-} + 16 H{+} = 13 CH3CH2CHO + 4 Cr3{+} + 21 H2O2
KClO4 + MgAl = KCl + MgO + Al2O3 =>
5 KClO4 + 8 MgAl = 5 KCl + 8 MgO + 4 Al2O3
Na2O + P2O5 = Na3PO4 =>
3 Na2O + P2O5 = 2 Na3PO4
FeCl2(aq) + O2(g) = Fe2O3(s) + Cl2(g) =>
4 FeCl2(aq) + 3 O2(g) = 2 Fe2O3(s) + 4 Cl2(g)
C2H2O4 + CuCO3*Cu(OH)2*H2O + H2O + K2CO3 = K2[Cu(C2O4)2]*4H2O + CO2 =>
4 C2H2O4 + CuCO3*Cu(OH)2*H2O + 2 H2O + 2 K2CO3 = 2 K2[Cu(C2O4)2]*4H2O + 3 CO2
CaH2 + CO2 = Ca4C2 + H2O =>
4 CaH2 + 2 CO2 = Ca4C2 + 4 H2O
HBr + Na2S = HS + Na2Br =>
HBr + Na2S = HS + Na2Br
C8H18O3 + O2 = CO2 + H2O =>
C8H18O3 + 11 O2 = 8 CO2 + 9 H2O
Ag(NO)3 + Na(PO)4 = Ag(PO)4 + Na(NO)3 =>
Ag(NO)3 + Na(PO)4 = Ag(PO)4 + Na(NO)3
NH3 + H2O3 = N + H2O =>
4 NH3 + 3 H2O3 = 4 N + 9 H2O
(CuSO4*5H2O) + (NaOH*H2O) = Cu(OH)2 + Na2SO4 + H2O =>
(CuSO4*5H2O) + 2(NaOH*H2O) = Cu(OH)2 + Na2SO4 + 7 H2O
K2S + H2O + KBrO4 = S + KBr + KOH =>
4 K2S + 4 H2O + KBrO4 = 4 S + KBr + 8 KOH
KI + CaCI2 = CaI2 + KCI =>
KI + CaCI2 = CaI2 + KCI
Hg{+} + CO3{-2} = Hg2CO3 =>
2 Hg{+} + CO3{-2} = Hg2CO3
PCl4 + H2O = H2PO2 + HCl2 =>
PCl4 + 2 H2O = H2PO2 + 2 HCl2
Cu(NO3)2 + SrBr2 = CuBr2 + Sr(NO3)2 =>
Cu(NO3)2 + SrBr2 = CuBr2 + Sr(NO3)2
CH2O2 = CO2 + H2 =>
CH2O2 = CO2 + H2
CO2 + H2O = C6H11O6 + O26 =>
312 CO2 + 286 H2O = 52 C6H11O6 + 23 O26
C + Ca(OH)2 = CaC2 + OH =>
2 C + Ca(OH)2 = CaC2 + 2 OH
Ni(NO3)2 + Cu = Cu(NO3)2 + Ni =>
Ni(NO3)2 + Cu = Cu(NO3)2 + Ni
C5H10O2 + Cr2O7 = C5H8O2 + Cr2 + H2O =>
7 C5H10O2 + Cr2O7 = 7 C5H8O2 + Cr2 + 7 H2O
Li2O + SO2 = Li2SO2 + O2 =>
2 Li2O + 2 SO2 = 2 Li2SO2 + O2
C6H4COOHCOOK + NaOH = C6H4COONaCOOK + H2O =>
C6H4COOHCOOK + NaOH = C6H4COONaCOOK + H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
KClO3 + Na2SeO2 = KCl + Na2SeO3 =>
KClO3 + 3 Na2SeO2 = KCl + 3 Na2SeO3
NH3 + Cl2 = N2 + NH4Cl5 =>
8 NH3 + 15 Cl2 = N2 + 6 NH4Cl5
Ca(C2H3O2)2 + H2SO4 = CaSO4 + C2H4O2 =>
Ca(C2H3O2)2 + H2SO4 = CaSO4 + 2 C2H4O2
KSO3 + HNO3 = HNO3SO3 + K =>
KSO3 + HNO3 = HNO3SO3 + K
Cl2 + NaI + Na(OH) = NaCl + NaIO3 + H2O =>
3 Cl2 + NaI + 6 Na(OH) = 6 NaCl + NaIO3 + 3 H2O
(COOH)2 + KMn04 + HCl = C02 + KCl + H2O + MnCl2 =>
3(COOH)2 + 2 KMn04 + 18 HCl = 3 C02 + 2 KCl + 12 H2O + 8 MnCl2
H3C3H5O7 + OH = C3H5O7 + H2O =>
H3C3H5O7 + 3 OH = C3H5O7 + 3 H2O
Sm + O2 = Sm2O3 =>
4 Sm + 3 O2 = 2 Sm2O3
CaI2 + H2SO4 = CaSO4 + H2S + I2 + H2O =>
4 CaI2 + 5 H2SO4 = 4 CaSO4 + H2S + 4 I2 + 4 H2O
AgBr + H3PO4 = Ag3PO4 + HBr =>
3 AgBr + H3PO4 = Ag3PO4 + 3 HBr
BPO4 + C20H42O3 = BP + CO2 + H2 =>
37 BPO4 + 4 C20H42O3 = 37 BP + 80 CO2 + 84 H2
NH3 + O2 = NO + H2H =>
2 NH3 + O2 = 2 NO + 2 H2H
Ca(s) + H2O() = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O() = Ca(OH)2(aq) + H2(g)
Na2SO3 + Mg + HCl = H2S + MgCl2 + NaCl + H2O =>
Na2SO3 + 3 Mg + 8 HCl = H2S + 3 MgCl2 + 2 NaCl + 3 H2O
CaSO4(aq) + CO2 = CaCO3(s) + O2(g) + S(s) =>
2 CaSO4(aq) + 2 CO2 = 2 CaCO3(s) + 3 O2(g) + 2 S(s)
Fe{3+}(aq) + SCN{-}(aq) = FeSCN{2+} =>
Fe{3+}(aq) + SCN{-}(aq) = FeSCN{2+}
S2 + KNO3 = K2SO4 + SO2 + N2 =>
S2 + 2 KNO3 = K2SO4 + SO2 + N2
PbS + NaNO3 = PbNO3 + NaS =>
PbS + NaNO3 = PbNO3 + NaS
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + H2O(l) + NH3(g) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 H2O(l) + 2 NH3(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/24
Équations équilibrées sur02/13/23
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